/// <summary>
/// Copy constructor used during layout expansion and page break handling.
/// </summary>
public PhotoLayout(PhotoLayout src)
: base(src)
{
_photo = src._photo;
_maxPhotoSize = src._maxPhotoSize;
_style = src._style;
}
public override void Load(XElement root)
{
base.Load(root);
XNamespace ns = root.GetDefaultNamespace();
_style = _generator.ReportDesign.LoadStyle <PhotoStyle>(root.Element(ns + "Style"));
if (_style == null)
{
_style = _generator.ReportDesign.DefaultPhotoStyle;
}
// Default to a single column, overrideable by the designer. But if the
// design explicitly specifies zero or negative columns then that's an error.
_columns = _generator.ReportDesign.LoadInt(root.Element(ns + "Columns")) ?? 1;
if (_columns <= 0)
{
throw new Exception("Photo table must have at least one column.");
}
// if(_style.MaxWidth <= 0 || _style.MaxHeight <= 0)
// throw new Exception("Max photo size cannot be zero or negative.");
_maxPhotoSize = new Size(_style.MaxWidth, _style.MaxHeight);
_merge = _generator.ReportDesign.LoadBoolean(root.Element(ns + "Merge")) ?? false;
}
/// <summary>
/// Copy constructor used during layout expansion and page break handling.
/// </summary>
public PhotoTableLayout(PhotoTableLayout src)
: base(src)
{
_columns = src._columns;
_columnWidth = src._columnWidth;
_maxPhotoSize = src._maxPhotoSize;
_merge = src._merge;
_style = src._style;
}
public PhotoLayout(
Photo photo, Size maxPhotoSize,
PhotoStyle style,
Generator generator, int lineNumber, int linePosition)
: base(generator, lineNumber, linePosition)
{
_photo = photo;
_maxPhotoSize = maxPhotoSize;
_style = style;
// A photo layout doesn't have its own conditions because it's not
// defined in the design file. Any conditions governing the inclusion
// of a photo are evaluated in the photo table layout when it loads
// its content. So static conditions are implicitly satisfied here.
_staticConditionsSatisfied = true;
}
private void RenderPhotoTableLayout(PhotoTableLayout table, Page page)
{
foreach (PhotoRowLayout row in table.SubLayouts)
{
RenderPhotoRowLayout(row, page);
}
// Draw borders around the photos (including their captions)
PhotoStyle style = (PhotoStyle)table.Style;
Border border = style.Border;
if (border.Thickness > 0)
{
List <List <Position> > lines = new List <List <Position> >();
foreach (PhotoRowLayout row in table.SubLayouts)
{
// The row's bounds includes both photo and caption. Note that
// there's no padding possible on a photo table or photo row,
// so we don't have to allow for that.
int top = row.Bounds.Top;
int bottom = row.Bounds.Bottom;
for (int col = 0; col < row.NumPhotos; ++col)
{
int left = row.Bounds.Left + (table.ColumnWdith * col);
int right = left + table.ColumnWdith;
if ((border.Parts & BorderPart.Left) != BorderPart.None)
{
List <Position> line = new List <Position>();
lines.Add(line);
line.Add(new Position(left, top));
line.Add(new Position(left, bottom));
}
if ((border.Parts & BorderPart.Right) != BorderPart.None)
{
List <Position> line = new List <Position>();
lines.Add(line);
line.Add(new Position(right, top));
line.Add(new Position(right, bottom));
}
if ((border.Parts & BorderPart.Top) != BorderPart.None)
{
List <Position> line = new List <Position>();
lines.Add(line);
line.Add(new Position(left, top));
line.Add(new Position(right, top));
}
if ((border.Parts & BorderPart.Bottom) != BorderPart.None)
{
List <Position> line = new List <Position>();
lines.Add(line);
line.Add(new Position(left, bottom));
line.Add(new Position(right, bottom));
}
}
}
Demon.PDF.Color color = Convert.Color(border.Color);
foreach (List <Position> line in lines)
{
page.AddPath(line, border.Thickness, color, null);
}
//TODO: draw all lines in a single PDF path?
}
}
